murphyC20-24 Alkyl Methicone
molecular structure · PubChem
AKA: Silicone, Alkyl Silicone
Synthetic
Emollient
Skin Conditioner
Not Clean
OriginC20-24 Alkyl Methicone is a silicone compound derived from dimethicone, a polydimethylsiloxane polymer. It is synthesized by attaching C20-24 alkyl chains to dimethicone through hydrosilylation reactions.
Trisiloxane, 1,1,1,3,5,5,5-heptamethyl-, 3-C20-24 Alkyl derivatives
CAS #
200074-77-7
Form
Liquid
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Viscosity Controlling
Locks In Moisture
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR